Application of an uplink (UL) cancellation indication in a wireless communications network
Wireless communications systems and methods related to applying an uplink (UL) cancellation indication are provided. A UE may receive downlink control information (DCI) from a base station (BS). The DCI may include an uplink (UL) cancellation indication that references a plurality of resources in one or more full-UL slots and one or more full-duplex slots. The UE may refrain, based on the UL cancellation indication, from transmitting a communication in at least one of a first resource of the plurality of resources in the one or more full-UL slots or a second resource of the plurality of resources in the one or more full-duplex slots. Other aspects and features are also described.
1. A method of wireless communication performed by a user equipment (UE), the method comprising:
receiving downlink control information (DCI) from a base station (BS), the DCI including an uplink (UL) cancellation indication that references a plurality of resources in one or more full-UL slots and one or more full-duplex slots;
monitoring a set of monitoring occasions associated with the one or more full-duplex slots and the one or more full-UL slots for the DCI, the UL cancellation indication being associated with a set of parameters specifying a first number of symbols in the plurality of resources, wherein the first number of symbols is within the one or more full-duplex slots and the one or more full-UL slots; and
refraining, based on the UL cancellation indication, from transmitting a communication in at least one of a first resource of the plurality of resources in the one or more full-UL slots or a second resource of the plurality of resources in the one or more full-duplex slots.
2. The method of claim 1 wherein the UL cancellation indication comprises a first bit sequence for the one or more full-UL slots and a second bit sequence for the one or more full-duplex slots.
3. The method of claim 2 , further comprising:
based on the first number of symbols being within the one or more full-duplex slots and the one or more full-UL slots:
refraining from applying the first bit sequence to the one or more full-duplex slots; and
refraining from applying the second bit sequence to the one or more full-UL slots.
4. The method of claim 1 , wherein the set of parameters further specifies a second number of symbol groups, and wherein the method further comprises:
refraining from applying the UL cancellation indication to a first symbol group including one or more symbols in the one or more in full-UL slots based on one or more symbol groups of the second number of symbol groups being within the one or more full-UL slots and the one or more full-duplex slots.
5. The method of claim 1 , wherein the set of parameters further specifies a second number of symbol groups, and wherein the method further comprises:
refraining from applying the UL cancellation indication to a first symbol group including one or more symbols in the one or more full-UL slots and the one or more full-duplex slots based on one or more symbol groups of the second number of symbol groups being within the one or more full-UL slots and the one or more full-duplex slots.
6. The method of claim 1 , wherein the set of parameters further specifies a second number of symbol groups, and wherein the method further comprises:
applying the UL cancellation indication to a symbol group including one or more symbols in the one or more full-UL slots and the one or more full-duplex slots in response to a determination that one or more symbol groups of the second number of symbol groups is within the one or more full-UL slots and the one or more full-duplex slots.
7. The method of claim 1 , wherein the plurality of resources are associated with a first time-frequency grid, and wherein the method further comprises:
truncating the first time-frequency grid to generate a second time-frequency grid; and
applying the UL cancellation indication to a plurality of symbols associated with the second time-frequency grid.
8. An apparatus comprising:
one or more memories;
one or more processors in communication with the one or more memories and configured to execute computer program instructions stored on the one or more memories, wherein the apparatus is configured to:
receive downlink control information (DCI) from a base station (BS), the DCI including an uplink (UL) cancellation indication that references a plurality of resources in one or more full-UL slots and one or more full-duplex slots;
monitor a set of monitoring occasions associated with the one or more full-duplex slots and the one or more full-UL slots for the DCI, the UL cancellation indication being associated with a set of parameters specifying a first number of symbols in the plurality of resources, wherein the first number of symbols is within the one or more full-duplex slots and the one or more full-UL slots; and
refrain, based on the UL cancellation indication, from transmitting a communication in at least one of a first resource of the plurality of resources in the one or more full-UL slots or a second resource of the plurality of resources in the one or more full-duplex slots.
9. The apparatus of claim 8 wherein the UL cancellation indication comprises a first bit sequence for the one or more full-UL slots and a second bit sequence for the one or more full-duplex slots.
10. The apparatus of claim 9 , wherein the apparatus is further configured to:
based on the first number of symbols being within the one or more full-duplex slots and the one or more full-UL slots:
refrain from applying the first bit sequence to the one or more full-duplex slots; and
refrain from applying the second bit sequence to the one or more full-UL slots.
11. The apparatus of claim 8 , wherein the set of parameters further specifies a second number of symbol groups, and wherein the apparatus is further configured to:
refrain from applying the UL cancellation indication to a first symbol group including one or more symbols in the one or more in full-UL slots based on one or more symbol groups of the second number of symbol groups being within the one or more full-UL slots and the one or more full-duplex slots.
12. The apparatus of claim 9 , wherein the set of parameters further specifies a second number of symbol groups, and wherein the apparatus is further configured to:
refrain from applying the UL cancellation indication to a first symbol group including one or more symbols in the one or more full-UL slots and the one or more full-duplex slots based on one or more symbol groups of the second number of symbol groups being within the one or more full-UL slots and the one or more full-duplex slots.
13. The apparatus of claim 9 , wherein the set of parameters further specifies a second number of symbol groups, and wherein the apparatus is further configured to:
apply the UL cancellation indication to a symbol group including one or more symbols in the one or more full-UL slots and the one or more full-duplex slots in response to a determination that one or more symbol groups of the second number of symbol groups is within the one or more full-UL slots and the one or more full-duplex slots.
14. The apparatus of claim 9 , wherein the plurality of resources are associated with a first time-frequency grid, and wherein the apparatus is further configured to:
truncate the first time-frequency grid to generate a second time-frequency grid; and
apply the UL cancellation indication to a plurality of symbols associated with the second time-frequency grid.
15. A user equipment (UE) comprising:
means for receiving downlink control information (DCI), the DCI including an uplink (UL) cancellation indication that references a plurality of resources in one or more full-UL slots and one or more full-duplex slots;
means for monitoring a set of monitoring occasions associated with the one or more full-duplex slots and the one or more full-UL slots for the DCI, the UL cancellation indication being associated with a set of parameters specifying a first number of symbols in the plurality of resources, wherein the first number of symbols is within the one or more full-duplex slots and the one or more full-UL slots; and
means for refraining, based on the UL cancellation indication, from transmitting a communication in at least one of a first resource of the plurality of resources in the one or more full-UL slots or a second resource of the plurality of resources in the one or more full-duplex slots.
16. The UE of claim 15 , wherein the UL cancellation indication comprises a first bit sequence for the one or more full-UL slots and a second bit sequence for the one or more full-duplex slots.
17. The UE of claim 16 , further comprising:
based on the first number of symbols being within the one or more full-duplex slots and the one or more full-UL slots:
means for refraining from applying the first bit sequence to the one or more full-duplex slots; and
means for refraining from applying the second bit sequence to the one or more full-UL slots.
18. The UE of claim 15 , wherein the set of parameters further specifies a second number of symbol groups, and wherein the UE further comprises:
means for refraining from applying the UL cancellation indication to a first symbol group including one or more symbols in the one or more in full-UL slots based on one or more symbol groups of the second number of symbol groups being within the one or more full-UL slots and the one or more full-duplex slots.
19. The UE of claim 15 , wherein the set of parameters further specifies a second number of symbol groups, and wherein the UE further comprises:
means for refraining from applying the UL cancellation indication to a first symbol group including one or more symbols in the one or more full-UL slots and the one or more full-duplex slots based on one or more symbol groups of the second number of symbol groups being within the one or more full-UL slots and the one or more full-duplex slots.
20. The UE of claim 15 , wherein the set of parameters further specifies a second number of symbol groups, and wherein the UE further comprises:
means for applying the UL cancellation indication to a symbol group including one or more symbols in the one or more full-UL slots and the one or more full-duplex slots in response to a determination that one or more symbol groups of the second number of symbol groups is within the one or more full-UL slots and the one or more full-duplex slots.